PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45Lamp,incandescent

General Electric Co Lamp Division of Consumer Products Group · NSN 6240-00-050-4520 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-050-4520 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-050-4520. Primary manufacturer part number: 45.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Designator: T-3 1/4
  • Light Center Length: 0.780 INCHES NOMINAL IN
  • Average Life Rating in Hours: 3000.0
  • Bulb Style: T (TUBULAR)
  • Light Output Rating: 0.500 BEAM CANDLEPOWER NOMINAL SINGLE RATING
  • Voltage Rating: 3.200 VOLTS NOMINAL
  • Rated Average Life: HOURS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-050-4520, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is General Electric Co Lamp Division of Consumer Products Group. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-050-4520
Primary Part Number45
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGeneral Electric Co Lamp Division of Consumer Products Group
StatusACTIVE
Bulb DesignatorT-3 1/4
Light Center Length0.780 INCHES NOMINAL IN
Average Life Rating in Hours3000.0
Bulb StyleT (TUBULAR)
Light Output Rating0.500 BEAM CANDLEPOWER NOMINAL SINGLE RATING
Voltage Rating3.200 VOLTS NOMINAL
Rated Average LifeHOURS
Current Rating for Which Designed0.350 AMPERES NOMINAL
Base StyleMINIATURE BAYONET
Filament DesignationC-2R
Wattage Rating1.120 WATTS
Bulb Light Transmission CharacteristicTRANSPARENT
Filament Heavy Duty Service RatingNOT RATED
Emitted Light CharacteristicCOLORLESS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-089-8698S45 INTERCHANGEABLE
Adapter,solder Cup
Winchester Interconnect Corporation Dba Winchester Interconnect Div Winchester Interconnect
6240-00-155-8706 INTERCHANGEABLE
Lamp,incandescent
5920-00-199-9498 INTERCHANGEABLE
Fuse,cartridge
5905-00-341-0636 INTERCHANGEABLE
Resistor,fixed,film
4820-00-383-7983 INTERCHANGEABLE
Stem,fluid Valve
5935-00-523-9592PL40-5 INTERCHANGEABLE
Connector,plug,electrical
Trompeter Electronics, Inc.
5315-00-728-0361 INTERCHANGEABLE
Pin,straight,headless
6125-00-737-615510022-1 INTERCHANGEABLE
Converter Frequency
Stewart & Stevenson Power Products Llc
5910-00-838-3207 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
4330-00-971-5624100221 INTERCHANGEABLE
Filter,electronic
L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
Part NumberManufacturer
45 General Electric Co Lamp Division of Consumer Products Group (USA)
45 Satair A/s (DNK)
45 Shelly Associates Inc. (USA)
PL45 Precision Lamp Inc (USA)
45 Inter-Market Inc (USA)
S-45 Shokai Far East, Ltd. (USA)
45 General Electric Company (USA)
504520 Army Weapons Command Attn Amswe-Ree-S (USA)
45 Communication Systems Div North American Philips Corp (USA)
45 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
65K831645 Motorola Communications Group Parts Dept Div of Motorola Inc (USA)
45 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
LTX45 Lamptronix Co Ltd (USA)
7936820-441 General Motors Llc Dba General Motors (USA)
MS15571-11 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
A-A-50588 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A50588-9 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
45 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
100-221 Zenith Electronics Corporation (USA)
5040-2797 Industrial Devices Inc (USA)
Related Parts
5940-00-089-8698INTERCHANGEABLE
ADAPTER,SOLDER CUP
S45
6240-00-155-8706INTERCHANGEABLE
LAMP,INCANDESCENT
5920-00-199-9498INTERCHANGEABLE
FUSE,CARTRIDGE
5905-00-341-0636INTERCHANGEABLE
RESISTOR,FIXED,FILM
4820-00-383-7983INTERCHANGEABLE
STEM,FLUID VALVE
5935-00-523-9592INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
PL40-5
5315-00-728-0361INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
6125-00-737-6155INTERCHANGEABLE
CONVERTER FREQUENCY
10022-1
5910-00-838-3207INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
4330-00-971-5624INTERCHANGEABLE
FILTER,ELECTRONIC
100221
4320-01-055-4059INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
S45-2.5IN-STD
6645-01-106-6369INTERCHANGEABLE
METER,TIME TOTALIZING
100219

Frequently Asked Questions

What is NSN 6240-00-050-4520?

NSN 6240-00-050-4520 is a Lamp,incandescent, manufactured by General Electric Co Lamp Division of Consumer Products Group, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-050-4520?

NSN 6240-00-050-4520 has 20 cross-referenced part numbers: 45 (General Electric Co Lamp Division of Consumer Products Group), 45 (Satair A/s), 45 (Shelly Associates Inc.), PL45 (Precision Lamp Inc), 45 (Inter-Market Inc) and 15 more.

What NSN replaces 6240-00-050-4520?

There are 12 known substitutes for 6240-00-050-4520: 5940-00-089-8698, 6240-00-155-8706, 5920-00-199-9498 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45?

Key specifications for 45: Bulb Designator: T-3 1/4; Light Center Length: 0.780 INCHES NOMINAL IN; Average Life Rating in Hours: 3000.0; Bulb Style: T (TUBULAR). 16 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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